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Finding the Fourth Proportional to 61,653.93, 85,082.72 and 34,797.57

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Solution

The fourth proportional to 61,653.93, 85,082.72 and 34,797.57 is: 48,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,653.93 : 85,082.72 = 34,797.57 : x
  2. Step 2: Convert to fraction form
    61,653.93/85,082.72 = 34,797.57/x
  3. Step 3: Cross multiply
    61,653.93x = 85,082.72 × 34,797.57
  4. Step 4: Simplify right side
    61,653.93x = 2,960,671,731.00
  5. Step 5: Solve for x
    x = 2,960,671,731.00/61,653.93
  6. Step 6: Final answer
    x = 48,020.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.